SainSmart I2C IIC Interface RGB LED Screen LCD 1602 + Keypad for Raspberry Pi The product integrates LCD1602 LCD monitors, RGB LED, and five key buttons LCD1602 provides screen output RGB LED with different input level, you can display seven kinds of colors Five key button with LCD1602, provides input interface, which can reach the selected menu function This product can be inserted directly on the PI GPIO interface, users do not need the late welding, plug and play.